TGo4HDF5Adapter.h

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// $Id$
//-----------------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//         Experiment Data Processing at EE department, GSI
//-----------------------------------------------------------------------
// Copyright (C) 2000- GSI Helmholtzzentrum fuer Schwerionenforschung GmbH
//                     Planckstr. 1, 64291 Darmstadt, Germany
// Contact:            http://go4.gsi.de
//-----------------------------------------------------------------------
// This software can be used under the license agreements as stated
// in Go4License.txt file which is part of the distribution.
//-----------------------------------------------------------------------

#ifndef TGO4HDF5ADAPTER_H
#define TGO4HDF5ADAPTER_H


#include "Go4HDF5.h"

#include "RtypesCore.h"
#include "TString.h"

#ifndef __CINT__
#include "H5Cpp.h"
#endif

#include "TGo4HDF5DataHandle.h"


class TGo4HDF5Adapter {
  public:

   TGo4HDF5Adapter() :
         fxFile(nullptr), fxHandle(nullptr), fiFillCount(0), fbDataSetExists(kFALSE), fxEvent(nullptr),
         fiFlags(H5F_ACC_TRUNC) {
   }

    virtual ~TGo4HDF5Adapter() {}


    static const char *fgcFILESUF; 

      static void AddSubHandle(TGo4HDF5DataHandle *handle, const char *name, const char *type, size_t size,
          size_t memberoffset, const char *membername, const char *classname, TClass *valueclass);

      static void FillTypeInfo(TGo4HDF5DataHandle *handle, TClass *rootclass, const char *basename = nullptr);

      static void FillTypeInfo(TGo4HDF5DataHandle* handle,
               const char *membername, const char *memtypename, size_t memberoffset = 0,
               Int_t arraydim = 0, TDataMember *member = nullptr);


protected:

    virtual void OpenFile(const char *fname = nullptr) = 0;

    virtual void CloseFile();

    virtual void BuildDataSet(TGo4EventElement *event) = 0;

    virtual void DeleteDataSet();

     void BuildDataType(TGo4EventElement *event, TGo4HDF5DataHandle* parent = nullptr, Int_t index = 0);

    size_t ScanEventSize(TGo4EventElement *event);

    UInt_t ConvertFileMode(Go4_H5_File_Flags flags);

#ifndef __CINT__

    H5::H5File *fxFile{nullptr}; 

    TGo4HDF5DataHandle* fxHandle{nullptr}; 

    hsize_t fiFillCount{0}; 

#endif

    Bool_t fbDataSetExists{kFALSE};

    TGo4EventElement *fxEvent{nullptr}; 

    UInt_t fiFlags{0};

};

#endif //TGO4HDF5ADAPTER_H